Signal

Coldcard hardware wallet exploit leads to $130 million bitcoin losses and ongoing phishing threats

Evidence first: scan the strongest sources, then decide whether to go deeper.

Published 2026-08-04 04:47 UTCUpdated 2026-08-04 15:22 UTC
rsstelegram
crypto_assetswalletssecurityon_chain_data
Trend in the last 24h
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Evidence trail (top sources)
top sources (4 domains)domains are deduped. counts indicate coverage, not truth.
4 top sources shown
Overview

Coverage discusses speculative price scenarios around ~$130M; treat as TA chatter and see linked sources.

Entities
ColdcardGalaxy ResearchDragonfly’s managing partnerBTC
Score total
2
Momentum 24h
8
Posts
8
Origins
5
Source types
2
Duplicate ratio
25%
Why now
  • The exploit remains active in certain Coldcard models and firmware, prompting urgent user action.
  • Recent waves of attacks and phishing campaigns have accelerated losses to $130 million.
  • A dormant bitcoin address moved $32 million recently, coinciding with the ongoing Coldcard exploit news.
Why it matters
  • The Coldcard vulnerability exposes users to significant bitcoin theft risk, impacting hardware wallet security trust.
  • Ongoing phishing attacks increase the threat surface for Coldcard users, requiring heightened vigilance.
  • Large dormant bitcoin movements may signal precautionary actions by holders amid escalating exploits.
LLM analysis
Topic mix: lowPromo risk: lowSource quality: high
Recurring claims
  • Coldcard hardware wallet vulnerability has led to $130 million in bitcoin theft across multiple attack waves.
  • At least 15 attackers have exploited the Coldcard vulnerability, which could have been mitigated with minimal AI hardening.
  • Phishing campaigns using fake hardware audit emails are directing Coldcard users to cloned sites that install remote-access malware.
  • A bitcoin address dormant for 12 years moved nearly $32 million amid the Coldcard exploit, possibly as a safety measure.
How sources frame it
  • Galaxy Research: neutral
All evidence
All evidence
Nearly $32 Million in ‘Dormant’ Bitcoin Moves After Coldcard Hack Reaches Estimated $130M
Bitcoin Magazine · bitcoinmagazine.com · 2026-08-04 15:22 UTC
At least 15 attackers exploited Coldcard vulnerability: Galaxy
Cointelegraph · cointelegraph.com · 2026-08-04 14:38 UTC
Coldcard urges users to move bitcoin as active wallet exploit continues
CoinDeskGlobal · coindesk.com · 2026-08-04 12:00 UTC
Show filters & breakdown
Posts loaded: 0Publishers: 5Origin domains: 5Duplicates: -
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Top publishers (this list)
  • Bitcoin Magazine (1)
  • Cointelegraph (1)
  • CoinDeskGlobal (1)
  • Decrypt (1)
  • the_block_crypto (1)
Top origin domains (this list)
  • bitcoinmagazine.com (1)
  • cointelegraph.com (1)
  • coindesk.com (1)
  • decrypt.co (1)
  • theblock.co (1)